fix macos compile error

paddle/fluid/inference/CMakeLists.txt

@@ -17,9 +17,7 @@ get_property(fluid_modules GLOBAL PROPERTY FLUID_MODULES)
 # paddle_fluid_origin exclude inference api interface
 cc_library(paddle_fluid_origin DEPS ${fluid_modules} paddle_fluid_api)
 
-if(NOT APPLE)
-  add_subdirectory(api)
-endif()
+add_subdirectory(api)
 
 # Create static library
 cc_library(paddle_fluid DEPS ${fluid_modules} paddle_fluid_api paddle_inference_api)

paddle/fluid/inference/api/api_impl.cc

@@ -172,8 +172,13 @@ std::unique_ptr<PaddlePredictor> NativePaddlePredictor::Clone() {
     LOG(ERROR) << "fail to call Init";
     return nullptr;
   }
+#ifdef __clang__
+  // fix macos compile error.
+  return cls;
+#else
   // fix manylinux compile error.
   return std::move(cls);
+#endif
 }
 
 bool NativePaddlePredictor::SetFeed(const std::vector<PaddleTensor> &inputs,
@@ -307,7 +312,13 @@ std::unique_ptr<PaddlePredictor> CreatePaddlePredictor<
   if (!dynamic_cast<NativePaddlePredictor *>(predictor.get())->Init(nullptr)) {
     return nullptr;
   }
+#ifdef __clang__
+  // fix macos compile error
+  return predictor;
+#else
+  // fix manylinux compile error
   return std::move(predictor);
+#endif
 }
 
 }  // namespace paddle

paddle/fluid/inference/api/paddle_inference_api.h

@@ -70,7 +70,7 @@ struct PaddleTensor {
   std::vector<int> shape;
   PaddleBuf data;  // blob of data.
   PaddleDType dtype;
-  std::vector<std::vector<uint64_t>> lod;  // lod data
+  std::vector<std::vector<size_t>> lod;  // lod data
 };
 
 enum class PaddleEngineKind {